452173287 has 4 divisors (see below), whose sum is σ = 602897720. Its totient is φ = 301448856.

The previous prime is 452173279. The next prime is 452173289. The reversal of 452173287 is 782371254.

It is a semiprime because it is the product of two primes.

It is not a de Polignac number, because 452173287 - 2³ = 452173279 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (452173289) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 75362212 + ... + 75362217.

It is an arithmetic number, because the mean of its divisors is an integer number (150724430).

Almost surely, 2^452173287 is an apocalyptic number.

452173287 is a deficient number, since it is larger than the sum of its proper divisors (150724433).

452173287 is a wasteful number, since it uses less digits than its factorization.

452173287 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 150724432.

The product of its digits is 94080, while the sum is 39.

The square root of 452173287 is about 21264.3666023703. The cubic root of 452173287 is about 767.5410890231.

The spelling of 452173287 in words is "four hundred fifty-two million, one hundred seventy-three thousand, two hundred eighty-seven".